Hildebrandt Engineering Co., Inc. Trademarks
HECO
Filed: January 27, 1983
Pressure and Temperature Recorders
Owned by: Hildebrandt Engineering Co., Inc.
Serial Number: 73411226
LIFEGUARD SEALS
Filed: August 18, 1983
DIAPHRAGM SEALS PRIMARILY MADE OF METAL
Owned by: Hildebrandt Engineering Co., Inc.
Serial Number: 73440019
HILDEBRANDT
Filed: July 22, 1985
DIAPHRAGM SEALS, PRESSURE RECORDERS, PRESSURE ELEMENTS, THERMAL SYSTEMS
Owned by: Hildebrandt Engineering Co., Inc.
Serial Number: 73549472
